The only extra pay for guests is the surf-rider.

If you want to buy your first property ASAP, house hacking (duplex, triplex, or renting extra rooms) is one of the best ways to start with a low down payment while learning property management.

Quote from @Caleb Brown: Someone else asked but what would market rents be including the extra storage?

If a wholesaler can still profit while provided “full disclosure” and adhering to the rules and regulations of real estate licensees then they’ve earned their profit.   

I cannot afford another above the $16,000 which is why I told her $15,000 was the budget.I also stated to let me know of any extra charges that come up so I can watch the number.

I am just a guy who tends to give illegal advice, I guess.And finally, folks need to be aware that while many travelers pick the nomadic lifestyle for some of the awesome reasons: travel, excitement, variety, some pick it to try and increase their income to a level where they can earn their way out of terrible financial situations or decision making.

When investors invest their hard-earned money into a project, we expect the highest possible return.

To beat 5.25% mortgage rate....the corresponding, offsetting stock market return would be at least double that...To answer your question requires (1) knowing what risk adjusted return you will be able to earn in the future (2) knowing what interest rates will do in the future.  

The reality is the opposite - if it's not in writing then the PMC doesn't have to provide the service or can charge extra for it!

So she took that extra space, added a wall and a hidden door and poof!